<template>
	<view>
		<view class="goods-list">
			<view v-for="(goods,index) in  goodsList" :key="index" @click="gotoDetail(goods)">
				<my-goods :goods="goods"></my-goods>
			</view>
		</view>
	</view>
</template>

<script>
	
	export default {
		data() {
			return {

				// 请求参数对象
				queryObj: {
					// 查询关键字
					query: '',
					// 商品分类id
					cid: '',
					// 页码值
					pagenum: 1,
					// 每页显示多少条数据
					pagesize: 10
				},
				// 商品列表
				goodsList: [],
				// 总条数
				total: 0,
				// 节流阀
				isloading: false



			};
		},
		onLoad(options) {
			// console.log(options);
			this.queryObj.query = options.query || ''
			this.queryObj.cid = options.cid || ''
			// console.log(this.queryObj);
			this.getGoodsList()
		},

		methods: {
			// 获取列表数据的方法
			async getGoodsList(cd) {
				this.isloading = true
				const {
					data: res
				} = await uni.$http.get('/api/public/v1/goods/search', this.queryObj)
				this.isloading = false
				cd && cd()
				if (res.meta.status !== 200) {
					return uni.$showMsg()
				}
				// console.log(res);
				this.goodsList = [...this.goodsList, ...res.message.goods]
				this.total = res.message.total

			},
			onReachBottom() {
				if (this.queryObj.pagenum * this.queryObj.pagesize >= this.total) {
					return uni.$showMsg('数据加载完毕')
				}
				if (this.isloading) {
					return
				}
				// 让页面值 自增加1
				this.queryObj.pagenum++
				this.getGoodsList()
			},
			onPullDownRefresh() {
				//重置关键数据
				this.queryObj.pagenum = 1
				this.total = 0
				this.isloading = false
				this.goodsList = []
				// 重新发起数据请求
				this.getGoodsList(() => uni.stopPullDownRefresh())
			},
			gotoDetail(goods){
				uni.navigateTo({
					url:'/subpkg/goods_detail/goods_detail?goods_id='+goods.goods_id
				})
			},
			
		}
	}
</script>

<style lang="scss">

</style>